hartzmail.com - robtex.com
hartzmail.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.exacttarget.com ⭐ | ||||||
| A | 104.225.42.1🇺🇸 NETACTUATE104.225.42.0/24 NetActuate, Inc | ||||||
| PTR | ns01.ums-dns-salesforce.com | ||||||
| NS | ns2.exacttarget.com | ||||||
| A | 104.225.42.65🇺🇸 NETACTUATE104.225.42.0/24 NetActuate, Inc | ||||||
| PTR | ns02.ums-dns-salesforce.com | ||||||
| NS | ns3.exacttarget.com ⚠️ Not in parent delegation | ||||||
| A | 104.225.42.129🇺🇸 NETACTUATE104.225.42.0/24 NetActuate, Inc | ||||||
| PTR | ns03.ums-dns-salesforce.com | ||||||
| MX | inbound-reply.s4.exacttarget.com ⭐ | ||||||
| A | 198.245.89.114🇺🇸 AS14340198.245.80.0/20 Switch Communications Customer Route | ||||||
| PTR | inbound-reply.s4.exacttarget.com | ||||||
| TXT | v=spf1 include:cust-spf.exacttarget.com -all | ||||||
| TXT | spf2.0/pra include:cust-senderid.exacttarget.com -all | ||||||
| SOA | ns1.exacttarget.comhostmaster@exacttarget.com 2024-02-22 #0 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774845357 | ||||||
Same first word
hartzmail.com |
DNS History
5 records (4 active, 1 former)
●NSns1.exacttarget.com2015-05-07 → 2026-03-30 · 2 obs
● 2026-03-30 04:43:14
●NSns2.exacttarget.com2015-05-07 → 2026-03-30 · 2 obs
● 2026-03-30 04:43:14
●NSns3.exacttarget.com2015-05-07 → 2026-03-30 · 2 obs
● 2026-03-30 04:43:14
●MXinbound-reply.s4.exacttarget.com2026-03-27 → 2026-03-30 · 3 obs
● 2026-03-27 01:50:58
● 2026-03-30 04:43:14
○MXrmx.s4.exacttarget.com2015-05-07 → 2017-03-27 · 4 obs
● 2017-03-27 15:58:20
○ 2026-03-27 01:50:58
○ 2026-03-30 04:43:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net... | - |
| hartzmail.com | ns1.exacttarget.com, ns2.exacttarget.com | 2 records |
✅ Authoritative Response
Server:104.225.42.65
NS records: ns1.exacttarget.com, ns2.exacttarget.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hartzmail.com (unsigned zone)
⏱️ Timing
Total: 271ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns1.exacttarget.com, ns2.exacttarget.com... |
| MX | 1 | inbound-reply.s4.exacttarget.com (pri: 1 |
| TXT | 2 | v=spf1 include:cust-spf.exacttarget.com , spf2.0/pra include:cust-senderid.exactta |
| SOA | 1 | ns1.exacttarget.com hostmaster.exacttarg |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.exacttarget.com, ns2.exacttarget.com)
Analysis
Name Servers
hartzmail.com is delegated to three name servers: ns1.exacttarget.com, ns2.exacttarget.com and ns3.exacttarget.com.
hartzmail.com at least partially shares its name servers with other domains, for instance withfirststudent.com, email.unexpected-shopping.com, email.comms.barclays.com, info.miamidade.gov and mystreamenergy-email.com.
These name servers are often used together with the name servers ns4.exacttarget.com.
Host names with one IP number:
ns1.exacttarget.com points to: 104.225.42.1.
ns2.exacttarget.com points to: 104.225.42.65.
ns3.exacttarget.com points to: 104.225.42.129.
Mail Servers
hartzmail.com is served by a single mail server, inbound-reply.s4.exacttarget.com.
hartzmail.com uses the same mail server setup as other domains such as heartsfc.tmmsg.com, twc-email.org, email.usfhealthonline.com, investorline.bmo.com and info9.citibank.com.
hartzmail.com shares some mail servers with other domains at least partially, for example fireworks.com.
inbound-reply.s4.exacttarget.com points to IP number 198.245.89.114.